<!-- 测试滚动事件 -->

<template>
  <div><u-linear-layout direction="vertical" style="height: 300px; overflow: scroll">
    <u-linear-layout type="flex" alignment="start">
        <u-block style="height: 500px">Block</u-block>
        <u-block size="normal auto">Block</u-block>
        <u-block size="large auto">Block</u-block>
    </u-linear-layout>
</u-linear-layout></div>
</template>